It’s beginning to look like national elections around the world will be as important to the direction of the markets as weather forecasts. With several looming in the future, they also don’t seem to be any easier to predict.The world has endured two stunning, political upsets so far in 2016, the Brexit vote and the U.S. presidential election, and some analysts believe these could be just the first of many more to come. The next might be a constitutional referendum in Italy on 4 December, which could also be a referendum on Prime Minister Renzi who has threatened to resign if it fails. Some believe a third major anti-establishment shock may soon follow. In addition to Italy, France, Germany, the UK and others will have important general elec...